Creating a New Project
The following topic applies to Eclipse* for C/C++.To create a new Eclipse* project: Select File> New> C Project. The C Project wizard opens.For Project name , enter hello_world. Deselect the Use...
View ArticleUsing the compilervars File to Specify Location of Components
Before you invoke the compiler, you need set certain environment variables that define the location of compiler-related components.The Intel® C++ Compiler includes a batch file that you can run to set...
View ArticleCan't compile sample mic code
Recently downloaded an evaluation copy of parallel studio xe 2015. I have a server running Redhat Linux 6.6 with 2 MIC cards and have (successfully, I think, install mpss 3.4.1.I am trying to compile...
View ArticleMeasuring LLC cache hit count using rdmsr and wrmsr
Hi,I've been trying to figure out an efficient way of instrumenting certain specific array accesses in my program. For each of those array accesses, I need to determine whether it resulted in a request...
View ArticleAvoiding Mixed Data Type Arithmetic Expressions
Avoid mixing integer and floating-point (float, double, or long double) data in the same computation. Expressing all numbers in a floating-point arithmetic expression (assignment statement) as...
View ArticleRelated Options
Parent topic: Compiler OptionsPortability OptionsGCC-Compatible Warning OptionsSprache Englisch
View ArticleGy
Separates functions into COMDATs for the linker. This is a deprecated option. There is no replacement option.SyntaxLinux OS and OS X:NoneWindows OS:/Gy/Gy-ArgumentsNoneDefaultONThe compiler separates...
View ArticleIntel ___intel_memcpy slower than platform memcpy
I recently noticed that Intel icpc compiled program is noticeably slower when memory operations are intensive. So did some benchmark on memcpy. It appears that __intel_memcpy is slower than the...
View Article_mm512_round_ps/ _mm512_mask_round_ps
Rounds float32 vectors. Corresponding instruction is VROUNDPS. This intrinsic only applies to Intel® Many Integrated Core Architecture (Intel® MIC Architecture).SyntaxWithout Maskextern _m512 __cdecl...
View Article_mm512_cmp_ps_mask/ _mm512_mask_cmp_ps_mask
Performs a comparison between float32 vectors. Corresponding instruction is VCMPPS. This intrinsic only applies to Intel® Many Integrated Core Architecture (Intel® MIC Architecture).SyntaxWithout...
View ArticleSegfault on cout
I'm compiling this very short program: #include <iostream> using namespace std; int main() { size_t M = 500; size_t K = 2000; size_t N = 500; double A[M*K]; double B[K*N]; double C[M*N]; cout...
View Articlefp-stack-check, Qfp-stack-check
Tells the compiler to generate extra code after every function call to ensure that the floating-point stack is in the expected state.SyntaxLinux OS and OS X:-fp-stack-checkWindows...
View Articleqopenmp-stubs, Qopenmp-stubs
Enables compilation of OpenMP* programs in sequential mode. Option -qopenmp-stubs is the replacement option for -openmp-stubs, which is deprecated.SyntaxLinux OS and OS X:-qopenmp-stubsWindows...
View Article_mm512_exp10_pd, _mm512_mask_exp10_pd
Calculates exponential value of 10. Vector variant of exp(x) function for a float64 argument. This intrinsic only applies to Intel® Many Integrated Core Architecture (Intel® MIC...
View Article_mm512_rem_epi32/ _mm512_mask_rem_epi32
Calculates remainder of a division operation. Vector variant of rem() function for signed 32-bit integer arguments. This intrinsic only applies to Intel® Many Integrated Core Architecture (Intel® MIC...
View Articleqopt-streaming-stores, Qopt-streaming-stores
Enables generation of streaming stores for optimization. Option -qopt-streaming-stores is the replacement option for -opt-streaming-stores, which is deprecated.SyntaxLinux OS and OS...
View Articleqopt-args-in-regs, Qopt-args-in-regs
Determines whether calls to routines are optimized by passing parameters in registers instead of on the stack. Option -qopt-args-in-regs is the replacement option for -opt-args-in-regs, which is...
View Articleerror: invalid entity for this variable list in omp clause
Dear all,I am aware that this issue has been raised before however the resolutions posted in those specific threads have not aided in my case.I am getting the following openmp error for a parallel for...
View ArticleInstalling redistributable DLLs (Windows)
I have compiled a DLL library with Intel XE compiler v15.0 for Windows, ia32 target. The library is to be used in-house on our servers (we're a SaaS). The library uses both Intel's compiler...
View ArticleIntel(R) System Studio Developer Story: How to configure, build, debug and...
How to configure, build, debug and optimize key parts of your mobile software stack ( Android* )Intel system studio 2015ISS use...
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